Improved Water Shield For Exhaust Manifold
Usage:
D330C, D333C, 3304, 3306 Industrial Engines;
D330C, D333C Marine Engines
Description of Change: New water shield assemblies are used for the exhaust manifold on the above engines. The new shield assemblies are stronger than the former shield assemblies. Some of the former shield assemblies have had failures at the welds.
Adaptable As: Direct replacement as shown in the parts chart.
Caterpillar Information System:
1978/01/18 Improved Front Pulley And Damper Groups Use New Damper Adapter With Larger Diameter Bolt Circle For Pulley Bolts
1978/01/18 Maintenance Instructions For Coolant Conditioner Elements
1977/12/14 Add Chamfer To Cartridge Assembly Bearings To Prevent Oil Leakage
1977/12/14 Excessive Oil Consumption Can Be Caused By Dirt In Air Inlet System Or By Flaking Of The Piston Compression Ring
1977/12/14 Water Separators Needed On Engines In The Field With SMFS
1977/12/14 List Of Service Publications
1977/12/14 New Coolant Tube And Regulator Housing Used With Water Cooled Exhaust Manifold Gives More Clearance For Hooks To Lift The Engine
1977/12/14 Separate Parts Of Oil Pump Cover Now Available
1977/12/14 Improved Mounting Base For Air Compressor
1977/11/30 New Fuel Injection Valve Assembly Has Improved Internal Components
1977/11/30 New Oil Filter Base Has Reinforcement Around The Center To Prevent Possible Cracks
1977/11/30 Reference Chart For Main And Connecting Rod Bearings
1978/01/18 New Turbine Housings Are The Replacement For Three Former Turbine Housings Used On Schwitzer Turbochargers
1978/01/18 Improved Water Pump Group Now Used
1978/01/18 Improved Seal Used Between Impeller And Bearings On Water Pump Shaft
1978/01/18 List Of Service Publications
1978/01/18 Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures
1978/01/18 Inner Member Of Caterpillar Coupling Must Be Restrained If The Connection To The Inner Member Is Removed
1978/01/18 Tolerance Added To Valve Clearance Specifications
1978/01/18 Turbine Housing For Turbocharger Is Stronger
1978/01/18 5P8665 Cylinder Liner Puller Makes Liner Removal Easier And Faster
1978/01/18 Improved Gasket Prevents Oil Leakage From The Governor
1978/02/08 Change In Design Of Engine Governor, Fuel Injection And Transfer Pump Groups, And Fuel Ratio Control Groups
1978/02/08 Do Not Change Factory Fuel Or Speed Settings On Truck Engines Unless New Settings Are Certified Under Applicable EPA Regulations